On every car I've ever bought, I've also paid for the extended (100k miles) warranty. On all my leases, I don't go past the factory 50k miles. I've never regretted doing this when I buy/lease.
2015 F30 335i | M-Sport | Estoril Blue | Black Dakota | 6-speed | HK Sound | Cold Weather | Premium Pkg | Sill Decals | Coded
| 19" Style 442M Grey Orbit Staggered | M-Sport Brakes | MPPK | MPE | Front Splitter Black | CF Rear Spoiler | Black Grilles
Previous loves: 2013 F30 335i / 2009 E90 335i / 2007 E90 328xi